Home / 26,620.13-39,847.12-19,608.06

Finding the Fourth Proportional to 26,620.13, 39,847.12 and 19,608.06

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Solution

The fourth proportional to 26,620.13, 39,847.12 and 19,608.06 is: 29,350.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,620.13 : 39,847.12 = 19,608.06 : x
  2. Step 2: Convert to fraction form
    26,620.13/39,847.12 = 19,608.06/x
  3. Step 3: Cross multiply
    26,620.13x = 39,847.12 × 19,608.06
  4. Step 4: Simplify right side
    26,620.13x = 781,324,719.79
  5. Step 5: Solve for x
    x = 781,324,719.79/26,620.13
  6. Step 6: Final answer
    x = 29,350.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.